SC9642
TYPICAL APPLICATIONS CIRCUIT
VCC
Drive the sled, tray and
spindle motor
Control system
GND
GND
GND
MCU
R
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
L
49 CR
50 CL
STB\RD 32
DATA\WR 31
CL16 30
51
L
52 RAD
MCLK_IN 29
ACK 28
53 FOC
Driver
54 SLED
55 VSSP
56 STATUS
57 BCLK
58 MOTO
59 VDDP
60 VDD
DATA_IN 27
SCLK_IN 26
WCLK_IN 25
ERR 24
SC9642
Audio,
video
processor
DATA_OUT 23
SCLK_OUT 22
WCLK_OUT 21
MUTE 20
VCC
GND
61 GND
Tray loading
Sled driver
62 TRAY_SW
63 SLED_SW
64 LDON
MODE 19
CROUT 18
CRIN 17
AVCC
AGND
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
RF processor
Mechanism
Track, focus drive signal
GND
GND
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1
2008.03.24
Page 7 of 9
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